( | 1250 | − | x | ) | × | 45 2 | × | 45 2 | × | 157 50 | × | 157 20 | + | 157 50 | × | 1 | ÷ | 3 | × | 157 20 | ( | 45 2 | × | 45 2 | + | 45 2 | × | 14 | + | 14 | × | 14 | ) | x | = | 1323 100 |
方程左边 = | ( | 1250 | − | x | ) | × | 1996569 160 | + | 24649 3000 | ( | 45 2 | × | 45 2 | + | 45 2 | × | 14 | + | 14 | × | 14 | ) | x |
( | 1250 | − | x | ) | × | 1996569 160 | + | 24649 3000 | ( | 45 2 | × | 45 2 | + | 45 2 | × | 14 | + | 14 | × | 14 | ) | x | = | 1323 100 |
方程左边 = | 1250 | × | 1996569 160 | − | x | × | 1996569 160 | + | 24649 3000 | ( | 45 2 | × | 45 2 | + | 45 2 | × | 14 | + | 14 | × | 14 | ) | x |
= | 249571125 16 | − | x | × | 1996569 160 | + | 24649 3000 | ( | 45 2 | × | 45 2 | + | 45 2 | × | 14 | + | 14 | × | 14 | ) | x |
= | 249571125 16 | − | 1996569 160 | x | + | 24649 3000 | × | 45 2 | × | 45 2 | x | + | 24649 3000 | × | 45 2 | × | 14 | x | + | 24649 3000 |
= | 249571125 16 | − | 1996569 160 | x | + | 665523 160 | x | + | 517629 200 | x | + | 1207801 750 | x |
= | 249571125 16 | − | 24722947 6000 | x |
249571125 16 | − | 24722947 6000 | x | = | 1323 100 |
- | 24722947 6000 | x | = | 1323 100 | − | 249571125 16 |